use of java.lang.invoke.VarHandle in project openj9 by eclipse.
the class StructTests2 method test_add2FloatStructs_returnStruct_2.
@Test
public void test_add2FloatStructs_returnStruct_2() throws Throwable {
GroupLayout structLayout = MemoryLayout.structLayout(C_FLOAT.withName("elem1"), C_FLOAT.withName("elem2"));
VarHandle floatHandle1 = structLayout.varHandle(float.class, PathElement.groupElement("elem1"));
VarHandle floatHandle2 = structLayout.varHandle(float.class, PathElement.groupElement("elem2"));
MethodType mt = MethodType.methodType(MemorySegment.class, MemorySegment.class, MemorySegment.class);
FunctionDescriptor fd = FunctionDescriptor.of(structLayout, structLayout, structLayout);
Addressable functionSymbol = nativeLibLookup.lookup("add2FloatStructs_returnStruct").get();
try (ResourceScope scope = ResourceScope.newConfinedScope()) {
SegmentAllocator allocator = SegmentAllocator.ofScope(scope);
MethodHandle mh = clinker.downcallHandle(mt, fd);
MemorySegment structSegmt1 = allocator.allocate(structLayout);
floatHandle1.set(structSegmt1, 25.12F);
floatHandle2.set(structSegmt1, 11.23F);
MemorySegment structSegmt2 = allocator.allocate(structLayout);
floatHandle1.set(structSegmt2, 24.34F);
floatHandle2.set(structSegmt2, 13.45F);
MemorySegment resultSegmt = (MemorySegment) mh.invokeExact(functionSymbol, allocator, structSegmt1, structSegmt2);
Assert.assertEquals((float) floatHandle1.get(resultSegmt), 49.46F, 0.01F);
Assert.assertEquals((float) floatHandle2.get(resultSegmt), 24.68F, 0.01F);
}
}
use of java.lang.invoke.VarHandle in project openj9 by eclipse.
the class StructTests2 method test_add3DoubleStructs_returnStruct_2.
@Test
public void test_add3DoubleStructs_returnStruct_2() throws Throwable {
GroupLayout structLayout = MemoryLayout.structLayout(C_DOUBLE.withName("elem1"), C_DOUBLE.withName("elem2"), C_DOUBLE.withName("elem3"));
VarHandle doubleHandle1 = structLayout.varHandle(double.class, PathElement.groupElement("elem1"));
VarHandle doubleHandle2 = structLayout.varHandle(double.class, PathElement.groupElement("elem2"));
VarHandle doubleHandle3 = structLayout.varHandle(double.class, PathElement.groupElement("elem3"));
MethodType mt = MethodType.methodType(MemorySegment.class, MemorySegment.class, MemorySegment.class);
FunctionDescriptor fd = FunctionDescriptor.of(structLayout, structLayout, structLayout);
Addressable functionSymbol = nativeLibLookup.lookup("add3DoubleStructs_returnStruct").get();
try (ResourceScope scope = ResourceScope.newConfinedScope()) {
SegmentAllocator allocator = SegmentAllocator.ofScope(scope);
MethodHandle mh = clinker.downcallHandle(mt, fd);
MemorySegment structSegmt1 = allocator.allocate(structLayout);
doubleHandle1.set(structSegmt1, 11.222D);
doubleHandle2.set(structSegmt1, 22.333D);
doubleHandle3.set(structSegmt1, 33.123D);
MemorySegment structSegmt2 = allocator.allocate(structLayout);
doubleHandle1.set(structSegmt2, 33.444D);
doubleHandle2.set(structSegmt2, 44.555D);
doubleHandle3.set(structSegmt2, 55.456D);
MemorySegment resultSegmt = (MemorySegment) mh.invokeExact(functionSymbol, allocator, structSegmt1, structSegmt2);
Assert.assertEquals((double) doubleHandle1.get(resultSegmt), 44.666D, 0.001D);
Assert.assertEquals((double) doubleHandle2.get(resultSegmt), 66.888D, 0.001D);
Assert.assertEquals((double) doubleHandle3.get(resultSegmt), 88.579D, 0.001D);
}
}
use of java.lang.invoke.VarHandle in project openj9 by eclipse.
the class StructTests2 method test_add2BoolStructsWithXor_returnStructPointer_2.
@Test
public void test_add2BoolStructsWithXor_returnStructPointer_2() throws Throwable {
GroupLayout structLayout = MemoryLayout.structLayout(C_CHAR.withName("elem1"), C_CHAR.withName("elem2"));
VarHandle boolHandle1 = structLayout.varHandle(byte.class, PathElement.groupElement("elem1"));
VarHandle boolHandle2 = structLayout.varHandle(byte.class, PathElement.groupElement("elem2"));
MethodType mt = MethodType.methodType(MemoryAddress.class, MemoryAddress.class, MemorySegment.class);
FunctionDescriptor fd = FunctionDescriptor.of(C_POINTER, C_POINTER, structLayout);
Addressable functionSymbol = nativeLibLookup.lookup("add2BoolStructsWithXor_returnStructPointer").get();
MethodHandle mh = clinker.downcallHandle(mt, fd);
try (ResourceScope scope = ResourceScope.newConfinedScope()) {
SegmentAllocator allocator = SegmentAllocator.ofScope(scope);
MemorySegment structSegmt1 = allocator.allocate(structLayout);
boolHandle1.set(structSegmt1, (byte) 1);
boolHandle2.set(structSegmt1, (byte) 0);
MemorySegment structSegmt2 = allocator.allocate(structLayout);
boolHandle1.set(structSegmt2, (byte) 1);
boolHandle2.set(structSegmt2, (byte) 1);
MemoryAddress resultAddr = (MemoryAddress) mh.invokeExact(functionSymbol, structSegmt1.address(), structSegmt2);
MemorySegment resultSegmt = resultAddr.asSegment(structLayout.byteSize(), scope);
Assert.assertEquals((byte) boolHandle1.get(resultSegmt), (byte) 0);
Assert.assertEquals((byte) boolHandle2.get(resultSegmt), (byte) 1);
}
}
use of java.lang.invoke.VarHandle in project openj9 by eclipse.
the class StructTests2 method test_add2BoolStructsWithXor_returnStruct_2.
@Test
public void test_add2BoolStructsWithXor_returnStruct_2() throws Throwable {
GroupLayout structLayout = MemoryLayout.structLayout(C_CHAR.withName("elem1"), C_CHAR.withName("elem2"));
VarHandle boolHandle1 = structLayout.varHandle(byte.class, PathElement.groupElement("elem1"));
VarHandle boolHandle2 = structLayout.varHandle(byte.class, PathElement.groupElement("elem2"));
MethodType mt = MethodType.methodType(MemorySegment.class, MemorySegment.class, MemorySegment.class);
FunctionDescriptor fd = FunctionDescriptor.of(structLayout, structLayout, structLayout);
Addressable functionSymbol = nativeLibLookup.lookup("add2BoolStructsWithXor_returnStruct").get();
try (ResourceScope scope = ResourceScope.newConfinedScope()) {
SegmentAllocator allocator = SegmentAllocator.ofScope(scope);
MethodHandle mh = clinker.downcallHandle(mt, fd);
MemorySegment structSegmt1 = allocator.allocate(structLayout);
boolHandle1.set(structSegmt1, (byte) 1);
boolHandle2.set(structSegmt1, (byte) 0);
MemorySegment structSegmt2 = allocator.allocate(structLayout);
boolHandle1.set(structSegmt2, (byte) 1);
boolHandle2.set(structSegmt2, (byte) 1);
MemorySegment resultSegmt = (MemorySegment) mh.invokeExact(functionSymbol, allocator, structSegmt1, structSegmt2);
Assert.assertEquals((byte) boolHandle1.get(resultSegmt), (byte) 0);
Assert.assertEquals((byte) boolHandle2.get(resultSegmt), (byte) 1);
}
}
use of java.lang.invoke.VarHandle in project openj9 by eclipse.
the class StructTests2 method test_addIntFromPointerAndIntsFromStruct_2.
@Test
public void test_addIntFromPointerAndIntsFromStruct_2() throws Throwable {
GroupLayout structLayout = MemoryLayout.structLayout(C_INT.withName("elem1"), C_INT.withName("elem2"));
VarHandle intHandle1 = structLayout.varHandle(int.class, PathElement.groupElement("elem1"));
VarHandle intHandle2 = structLayout.varHandle(int.class, PathElement.groupElement("elem2"));
MethodType mt = MethodType.methodType(int.class, MemoryAddress.class, MemorySegment.class);
FunctionDescriptor fd = FunctionDescriptor.of(C_INT, C_POINTER, structLayout);
Addressable functionSymbol = nativeLibLookup.lookup("addIntFromPointerAndIntsFromStruct").get();
MethodHandle mh = clinker.downcallHandle(mt, fd);
try (ResourceScope scope = ResourceScope.newConfinedScope()) {
SegmentAllocator allocator = SegmentAllocator.ofScope(scope);
MemorySegment intSegmt = allocator.allocate(C_INT);
MemoryAccess.setInt(intSegmt, 7654321);
MemorySegment structSegmt = allocator.allocate(structLayout);
intHandle1.set(structSegmt, 1234567);
intHandle2.set(structSegmt, 2468024);
int result = (int) mh.invokeExact(functionSymbol, intSegmt.address(), structSegmt);
Assert.assertEquals(result, 11356912);
}
}
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